Base | Representation |
---|---|
bin | 1010011001000… |
… | …11000010010100 |
3 | 20002000222001102 |
4 | 11030203002110 |
5 | 134304102231 |
6 | 12352245232 |
7 | 2105656304 |
oct | 514430224 |
9 | 202028042 |
10 | 87175316 |
11 | 45232118 |
12 | 25240818 |
13 | 150a3337 |
14 | b813604 |
15 | 79beacb |
hex | 5323094 |
87175316 has 6 divisors (see below), whose sum is σ = 152556810. Its totient is φ = 43587656.
The previous prime is 87175279. The next prime is 87175321. The reversal of 87175316 is 61357178.
It can be written as a sum of positive squares in only one way, i.e., 71334916 + 15840400 = 8446^2 + 3980^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 87175316.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10896911 + ... + 10896918.
It is an arithmetic number, because the mean of its divisors is an integer number (25426135).
Almost surely, 287175316 is an apocalyptic number.
It is an amenable number.
87175316 is a deficient number, since it is larger than the sum of its proper divisors (65381494).
87175316 is a wasteful number, since it uses less digits than its factorization.
87175316 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21793833 (or 21793831 counting only the distinct ones).
The product of its digits is 35280, while the sum is 38.
The square root of 87175316 is about 9336.7722474097. The cubic root of 87175316 is about 443.4021998407.
The spelling of 87175316 in words is "eighty-seven million, one hundred seventy-five thousand, three hundred sixteen".
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